At week 26, mealtime and postmeal faster aspart were non-inferior to IAsp regarding change from baseline in HbA1c (P < 0.001 for non-inferiority [0.4% margin]), with a statistically significant difference in favour of mealtime faster aspart (estimated treatment difference −0.17% [95% CI −0.30; −0.03], −1.82 mmol/mol [−3.28; −0.36]; P = 0.014).